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Rte 13 over Sixmile Creek

Tompkins County, New York · rated Good in the 2025 National Bridge Inventory

United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled August 20, 2026

Rte 13 over Sixmile Creek in Tompkins County, New York, is rated in good condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the deck, rated 7 (good condition) on the 0-9 scale.
It was built in 1965, making it 60 years old at the 2025 inventory.
It carries about 21,382 vehicles a day (traffic count year 2020).
Its listed owner is the state highway agency.
It is one of 70 of the 192 inventoried bridges in Tompkins County rated good (36.5%); 28 (14.6%) are rated poor.
A good rating means every major component - deck, superstructure, substructure, or culvert - is rated 7 or higher on FHWA's 0-9 scale: no more than minor problems.

Component ratings


Structure	Steel stringer or multi-beam girder
Length	about 117 ft
Location	.1 Mi S Jct SH 13 & SH 79
NBI structure number	000000001010350
Condition class	Good

Source: FHWA National Bridge Inventory, 2025 data as reported by the New York department of transportation.

Bridge	Built	Vehicles/day	Condition
Rte 13 over Cascadilla Creek	1965	31,683	Fair
Rte 13 over Fall Creek	1965	31,683	Good
Rte 13 over Norfolk Southern Cayuga	1996	18,178	Fair
Rte 13 over Buttermilk Creek	1995	17,743	Good
Rte 13 over Enfield Creek	1995	17,343	Fair
Rte 13 over Trb Enfield Creek	1995	17,343	Fair